Form 3 Filing by Francis C. Mahoney

This document is a Form 3 filing, which reports initial beneficial ownership of securities. It indicates that Francis C. Mahoney, a director of BLACKROCK DEBT STRATEGIES FUND, INC. (DSU), acquired securities on September 8, 2026. The filing was signed by Gladys Chang as Attorney-in-Fact on September 17, 2026. The owner's address is listed as 50 Hudson Yards, New York, NY 10001. The filing confirms that no securities were owned prior to this transaction.